#23209B#23209B

#23209B is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.4% C 0.189 H 272.2°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX#23209B
RGBrgb(35, 32, 155)
HSLhsl(241, 66%, 37%)
HSVhsv(241, 79%, 61%)
CMYKcmyk(77.4%, 79.4%, 0%, 39.2%)
CIE-LABlab(22.85, 43.37, -65.09)
CIE-LCHlch(22.85, 78.21, 303.67°)
OKLaboklab(35.37% 0.0074 -0.1884)
OKLCHoklch(35.37% 0.189 272.2)
XYZxyz(7.1241, 3.7561, 31.3535)
Luminance0.0376 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#23209B #989B20
analogous
#205B9B #23209B #61209B
triadic
#23209B #9B2320 #209B23
tetradic
#23209B #9B205B #989B20 #209B61
square
#23209B #9B205B #989B20 #209B61
split-complementary
#23209B #9B6120 #5B9B20
monochromatic
#0C0B36 #181668 #23209B #2E2ACE #5C59DD

Accessibility & contrast

On white

11.99
#23209B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.75
#23209B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23209B
11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##23209B#FFFFFF#000000##FFFFFF
##23209B1.0011.991.7511.99
#FFFFFF11.991.0021.001.00
#0000001.7521.001.0021.00
##FFFFFF11.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003C9E
Deuteranopia (green-blind)
#003099
Tritanopia (blue-blind)
#00465D
Achromatopsia (no color)
#373737

Design tokens & code

CSS
--color: #23209b;
/* rgb */ color: rgb(35, 32, 155);
/* oklch */ color: oklch(35.4% 0.189 272.2);
Tailwind
colors: {
  custom: {
    50: '#745eba',
    500: '#23209b',
    950: '#000000',
  },
}
SCSS
$custom: #23209b;
$custom-light: #745eba;
$custom-dark: #000000;
JSON
{
  "hex": "#23209b",
  "rgb": {
    "r": 35,
    "g": 32,
    "b": 155
  },
  "hsl": {
    "h": 241.463,
    "s": 65.775,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35367,
    "c": 0.18853,
    "h": 272.2
  },
  "luminance": 0.03757
}

Semantic roles & 50–950 ramp

primary
#23209B
secondary
#BEC156
accent
#E93FE5
background
#F7F5FB
surface
#EEE9F6
border
#C9C5D0
text
#0A0412
muted
#7C7981

Preview Lab

Preview with #23209B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#23209B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva